package com.yx.china.controller;

import com.alibaba.csp.sentinel.annotation.SentinelResource;
import com.alibaba.csp.sentinel.slots.block.BlockException;
import com.yx.china.handler.CustomerBlockHandler;
import com.yx.china.project.entities.Payment;
import com.yx.china.project.entities.ResponseResult;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
public class SentinelController {
    @GetMapping("/byResource")
    @SentinelResource(value = "byResource",blockHandler = "handlerException")
    public ResponseResult byResource(){
        return new ResponseResult(200,"按资源名称限流测试OK",new Payment(2020L,"serial001"));
    }
    public ResponseResult handlerException(BlockException exception){
        return new ResponseResult(444,exception.getClass().getCanonicalName()+"\t 服务不可用");
    }

    @GetMapping("/limit/byUrl")
    @SentinelResource(value = "url")
    public ResponseResult byUrl(){
        return new ResponseResult(200,"按URL名称限流测试OK",new Payment(2020L,"serial002"));
    }
    /*
    用户自定义流控异常处理
     */
    @GetMapping("/limit/self")
    @SentinelResource(value = "customerBlockHandler",
            blockHandlerClass = CustomerBlockHandler.class,
            blockHandler = "handlerException2")
    public ResponseResult customerBlockHandler(){
        return new ResponseResult(200,"按客户自定义",new Payment(2020L,"serial002"));
    }
}
